U.S. justice requests generics respond in Copaxone litigation
April 08, 2014 at 11:57 AM EDT
WASHINGTON, April 8 (Reuters) - U.S. Chief Justice John Roberts on Tuesday asked generic drug manufacturers to respond to a request from Teva Pharmaceutical Industries Ltd seeking to prevent a lower court ruling from taking effect while the high court considers an appeal in a patent fight over Teva's top-selling multiple sclerosis drug, Copaxone.